robustness

1 the condition of being sound in body she has the robustness of a woman half her age Synonyms fitness, healthiness, heartiness, health, sap, soundness, verdure, wellness, wholeness, wholesomenessRelated Words fettle, shape; cleanliness, hygiene; hardiness, lustiness, robustiousness, ruggedness, stamina, strength, toughness, vigor, vigorousness, vitality; bloom, flush, flushness; activeness, agility, liveliness, spryness; weal, welfare, well-beingNear Antonyms debility, decrepitude, feebleness, frailness, infirmity, lameness, sickliness, weakness; ailment, condition, disease, disorder, malady, troubleAntonyms illness, sickness, unhealthiness, unsoundness

2 the quality or state of having abundant or intense activity the relentless robustness of the city has always inspired writers and artists Synonyms animation, briskness, exuberance, jazziness, liveliness, lustiness, peppiness, vitality, sprightliness, vibrance, vibrancy, vigorousnessRelated Words buoyancy, jauntiness, springiness; brightness, cheer, cheerfulness, chirpiness, effervescence, friskiness, pizzazz (or pizazz), sparkle, spirit, verve, vivaciousness, vivacity; eagerness, ebullience, ebulliency, enthusiasm, keenness, spiritedness; friskiness, impishness, pertness, playfulnessNear Antonyms indolence, laziness; anemia, bloodlessness; languidness, languor, lethargy, limpness, listlessness, sleepiness, sluggishness, spiritlessness, torpidity, torpor, weariness; apathy, impassivity; dullness (also dulness), pallidness, tediousness, tedium, vapidity, vapidnessAntonyms inactivity, lifelessness